Steps:

In large bowl, sift together two flours, baking powder, and salt. In separate bowl, whisk together milk and egg yolks. Pour into flour mixture, add honey and mashed sweet potato, then stir to combine. Whip egg whites until frothy. Gently fold in egg whites to batter.

Cook on a griddle or in a skillet with melted butter at low-medium heat for 2-3 minutes per side, or until golden brown and cooked through. Layer each pancake with ricotta cheese and drizzle with maple syrup.